<template>
  <div id="app" style="height: 100%">
    <router-view/>
  </div>
</template>

<script>
export default {
  name: 'App',
  provide () {
    return {
      reload: this.reload
    }
  },
  data () {
    return {
      isRouterAlive: true
    }
  },
  methods: {
    reload () {
      console.log('刷新')
      this.isRouterAlive = false
      this.$nextTick(function () {
        this.isRouterAlive = true
      })
    }
  }
  // created () {
  //   // 在页面加载时读取sessionStorage里的状态信息
  //   if (sessionStorage.getItem('store')) {
  //     this.$store.replaceState(Object.assign({}, this.$store.state, JSON.parse(sessionStorage.getItem('store'))))
  //   }

  //   // 在页面刷新时将vuex里的信息保存到sessionStorage里
  //   window.addEventListener('beforeunload', () => {
  //     sessionStorage.setItem('store', JSON.stringify(this.$store.state))
  //   })
  // }
}
</script>
<style>
#app {
  font-family: 'Avenir', Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
</style>
